[coreboot-gerrit] Change in coreboot[master]: [RFC] Introduce mainboard_get_option()

[Nico Huber (Code Review)]

Nico Huber has abandoned this change. ( https://review.coreboot.org/c/coreboot/+/45769 )

Change subject: [RFC] Introduce mainboard_get_option()
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Abandoned

We decided against calling get_option() for the first console init. But the only mainboard overriding the log level explicitly wants to do so
from the bootblock on.